210080800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 544465152

約数和(自身を除く): 334384352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 43, 50, 62, 80, 86, 100, 124, 155, 160, 172, 197, 200, 215, 248, 310, 344, 394, 400, 430, 496, 620, 688, 775, 788, 800, 860, 985, 992, 1075, 1240, 1333, 1376, 1550, 1576, 1720, 1970, 2150, 2480, 2666, 3100, 3152, 3440, 3940, 4300, 4925, 4960, 5332, 6107, 6200, 6304, 6665, 6880, 7880, 8471, 8600, 9850, 10664, 12214, 12400, 13330, 15760, 16942, 17200, 19700, 21328, 24428, 24800, 26660, 30535, 31520, 33325, 33884, 34400, 39400, 42355, 42656, 48856, 53320, 61070, 66650, 67768, 78800, 84710, 97712, 106640, 122140, 133300, 135536, 152675, 157600, 169420, 195424, 211775, 213280, 244280, 262601, 266600, 271072, 305350, 338840, 423550, 488560, 525202, 533200, 610700, 677680, 847100, 977120, 1050404, 1066400, 1221400, 1313005, 1355360, 1694200, 2100808, 2442800, 2626010, 3388400, 4201616, 4885600, 5252020, 6565025, 6776800, 8403232, 10504040, 13130050, 21008080, 26260100, 42016160, 52520200, 105040400, 210080800]

約数ペア:

[(1, 210080800), (2, 105040400), (4, 52520200), (5, 42016160), (8, 26260100), (10, 21008080), (16, 13130050), (20, 10504040), (25, 8403232), (31, 6776800), (32, 6565025), (40, 5252020), (43, 4885600), (50, 4201616), (62, 3388400), (80, 2626010), (86, 2442800), (100, 2100808), (124, 1694200), (155, 1355360), (160, 1313005), (172, 1221400), (197, 1066400), (200, 1050404), (215, 977120), (248, 847100), (310, 677680), (344, 610700), (394, 533200), (400, 525202), (430, 488560), (496, 423550), (620, 338840), (688, 305350), (775, 271072), (788, 266600), (800, 262601), (860, 244280), (985, 213280), (992, 211775), (1075, 195424), (1240, 169420), (1333, 157600), (1376, 152675), (1550, 135536), (1576, 133300), (1720, 122140), (1970, 106640), (2150, 97712), (2480, 84710), (2666, 78800), (3100, 67768), (3152, 66650), (3440, 61070), (3940, 53320), (4300, 48856), (4925, 42656), (4960, 42355), (5332, 39400), (6107, 34400), (6200, 33884), (6304, 33325), (6665, 31520), (6880, 30535), (7880, 26660), (8471, 24800), (8600, 24428), (9850, 21328), (10664, 19700), (12214, 17200), (12400, 16942), (13330, 15760)]